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Catalyst / Bypass

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L-PO/SS/1H
Product Information
Product Information
Constructed from high-quality stainless steel, this optional addition to the Slip-On Line will enhance the sound of the exhaust, and power will be taken to greater heights. Fitted with sporty catalytic converters that meet ECE requirements, installing this option increases the engine's performance and adds an aural improvement for all to appreciate. Providing improved flow for the exhaust gases, the link pipes take the 911 to greater heights.

Fits:
Porsche 911 (991.2) Carrera / S / 4/ 4S / GTS 2017>>

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

L-PO
9P1254400
9P1254400X
9P1254450
9P1254450X

The product you are viewing cross references to these numbers
L-PO/SS/2H
Product Information
Product Information
Akrapovic link pipe set w cat (SS)

Fits:
Porsche 911 (991.2) Turbo / Turbo S 2018>>

Constructed from high-quality stainless steel , this optional addition to the Slip-On Line will enhance the sound of the exhaust, and power will be taken to greater heights. Fitted with sporty catalytic converters, installing this option increases the engine's performance and adds an aural improvement for all to appreciate. Providing improved flow for the exhaust gases, the link pipes take the 911 to greater heights.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

L-PO
99711300930
997113009AX
99711301030
997113010AX

The product you are viewing cross references to these numbers
Best Price
FSPOR9912GT3CRX
Product Information
Product Information
Cat back Competition Race X-Pipe.

fabspeed

The ultimate lightweight cat-back exhaust system for the 991.2 GT3 / GT3 RS saves 54lbs (24kg) off the rear of the vehicle and is perfect for competitive track use, high performance drivers education events, or aggressive street sound.

FEATURES:

Fits all Porsche 991.2 GT3 / GT3 RS models (2017+)
• Perfect exhaust solution for maximum performance and sound during competitive track use, high performance drivers education events, or simply achieving an aggressive and exciting street sound.
• Saves over 54lbs (24kg) from the rear of the 991.2 GT3 which improves handling and acceleration by replacing the bulky factory center muffler and side mufflers
• Engineered and manufactured with 3" (76mm) T304L stainless steel tubing with integral tuned center X-Pipe to 70mm outlets.
• Bolt-on installation' no cutting or welding required
• Options of 4" Carbon Fiber Tips or 4" Stainless Steel Brushed Tips
• Includes two (2) 90 degree Turndown Tips for track use.
• All Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty

NOTE: This is a straight pipe, racing oriented exhaust system built to be light and make power. As a result, the volume level will be very high inside the vehicle.

Please note: These sport cats will make your car sound louder than with stock cats. If you have ,or intend to install sport silencers, you may find the car is a bit loo loud. We recommend to use one sport exhaust component if you are concerned about decibel levels.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912GT3CRX
99111104782
99111104882
99711102792
99111102790

The product you are viewing cross references to these numbers
Best Price
FSPOR9912GT3CMB
Product Information
Product Information
Center Muffler Bypass Pipe.
Description Shipping & Returns Direct replacement for the failure-prone OEM GT3 center muffler providing improved flow, weight savings, and more aggressive sports car sound. Our new "Cross Over /talk-pipe" design blends the exhaust from the right and left cylinders creating an incredible smooth blended sound, and our simplified two-bolt mounting system makes installing easier than ever. This is the World's Absolute Best GT3 center muffler replacement bypass system.

FEATURES:

•    Fits all Porsche 991.2 GT3 / GT3 RS vehicles 2017- 2019 worldwide
•    Saves 10 lbs, 4.6KG from the rear of the vehicle 
•    CAT-BACK emissions legal. Bolts onto OEM Porsche catalytic converters. 
•    Retains Sport Mode control button when used with factory GT3 side mufflers. PSE works great.
•    14-16ga T304 Stainless Steel construction- back purged hand TIG welded perfection by craftsmen.
•    Works great with Fabspeed GT3 side muffler bypass pipes with or with out Helical OEM GT3 exhaust valves. 
•    Includes 4" 102mm Deluxe Style Tips in your choice of finish or Re-install factory OEM Porsche GT3 tips and or Fabspeed 90 degree turndowns.
•    Fabspeed has carbon fiber tips, polished stainless steel tips, and brushed stainless tips too.
•    All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912GT3CMB
99711102792
99111102790

The product you are viewing cross references to these numbers
Best Product
3606109913
Product Information
Product Information
Exhaust 200cell catalyst pipes. Cars with petrol particulate filter

designtek

Fits:

Porsche 991.2 3.0L Carrera

Free-flowing reduces catalyst pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.

FEATURES:
• Maximizes power and throttle response while decreasing back pressure.
• Partially removes the catalytic converters for higher exhaust flow and performance.
• Constructed from high-quality stainless steel for optimum flow and maximum durability.
• Direct replacement bolt-on for stock cat or Sport Cats

DISCLAIMER: This product reduces the OEM catalytic converters on the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product is or contains 200 cell catalyst, which might give you check engine lights on OBD2 cars. We suggest pairing this product with racing software to prevent fault codes and check engine lights. Sport cat pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts. Slight modification around lambda sensor might be required in order to fit this.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606109913
9P1254400H
9P1254400HX
9P1254400J
9P1254400JX
9P1254500HX
9P1254500H
9P1254500J
9P1254500JX

The product you are viewing cross references to these numbers
Best Product
3606109912
Product Information
Product Information
Exhaust cat bypass pipes (for Base).

designtek

Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.

FEATURES:
Fits: all Porsche 991.2 Carrera base models equipped with standard exhaust; does not fit with PSE (2016+); only fits S models as part of a complete exhaust package.
• Maximizes power and throttle response while decreasing back pressure.
• Completely removes the catalytic converters for maximum exhaust flow and performance.
• Constructed from high-quality stainless steel for optimum flow and maximum durability.
• Direct replacement bolt-on for stock cat or Sport Cats

DISCLAIMER: This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product is or contains a Racing Cat Bypass Pipe, which will give you check engine lights on OBD2 cars. We suggest pairing this product with racing software to prevent fault codes and check engine lights. Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606109912
3606109912
992254400F
992254400FX
992254400D
992254400DX
992254400N
992254400NX
992254450F
992254450FX
992254450D
992254450DX
992254450N
992254450NX

The product you are viewing cross references to these numbers
Best Product
3606109916
Product Information
Product Information
Exhaust cat bypass pipes with gaskets.

designtek

Fits:
Porsche 991.1 Turbo / Turbo S

Porsche 991.2 Turbo / Turbo S

Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.

FEATURES:
• Maximizes power and throttle response while decreasing back pressure.
• Completely removes the catalytic converters for maximum exhaust flow and performance.
• Constructed from high-quality stainless steel for optimum flow and maximum durability.
• Direct replacement bolt-on for stock cat or Sport Cats

DISCLAIMER: This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product is or contains a Racing Cat Bypass Pipe, which will give you check engine lights on OBD2 cars. We suggest pairing this product with racing software to prevent fault codes and check engine lights. Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606109916
99711301030
99711300930
997113010AX
997113009AX

The product you are viewing cross references to these numbers
Best Product
3606109910
Product Information
Product Information
Exhaust cat bypass pipes. Cars with petrol particulate filter

designtek

Fits:

Porsche 991.2 3.0L Carrera

Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.

FEATURES:
• Maximizes power and throttle response while decreasing back pressure.
• Completely removes the catalytic converters for maximum exhaust flow and performance.
• Constructed from high-quality stainless steel for optimum flow and maximum durability.
• Direct replacement bolt-on for stock cat or Sport Cats

DISCLAIMER: This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product is or contains a Racing Cat Bypass Pipe, which will give you check engine lights on OBD2 cars. We suggest pairing this product with racing software to prevent fault codes and check engine lights. Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts. Slight modification around lambda sensor might be required in order to fit this.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606109910
9P1254400H
9P1254400HX
9P1254400J
9P1254400JX
9P1254500HX
9P1254500H
9P1254500J
9P1254500JX

The product you are viewing cross references to these numbers
Best Price
FSPOR9912CB
Product Information
Product Information
Fabspeed Exhaust Cat bypass Pipes (for Base).

fabspeed

Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition.

FEATURES:
Fits: all Porsche 991.2 Carrera base models equipped with standard exhaust; does not fit with PSE (2016+); only fits S models as part of a complete exhaust package.
• Maximizes power and throttle response while decreasing back pressure
• Completely removes the catalytic converters for maximum exhaust flow and performance
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes intergrated O2 sensor bungs
• Fabspeed recommends the use of O2 Sensor Spacers in order to minimize the chance of triggering a CEL
• Direct replacement bolt-on for stock cat or Sport Cats
• Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty

NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912CB
9P1254400
9P1254400X
9P1254450
9P1254450X

The product you are viewing cross references to these numbers
Best Price
FSPOR9912PSECB
Product Information
Product Information
Fabspeed Exhaust Cat bypass Pipes (for PSE).

fabspeed

Free-flowing straight pipes replace the bulky & restrictive factory catalytic converters; designed specifically for maximum flow during racing or competition

FEATURES:
Fits: all Porsche 991.2 Carrera models (2016+) equipped with Porsche Sport Exhaust (PSE)
• Maximizes power and throttle response while decreasing back pressure
• Completely removes the catalytic converters for maximum exhaust flow and performance
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes integrated O2 sensor bungs
• Fabspeed recommends the use of O2 Sensor Spacers in order to minimize the chance of triggering a CEL
• Direct replacement bolt-on for stock cat or Sport Cats
• Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty

NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California

DOES MY CAR HAVE "PSE"?


The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches. You can quickly and easily determine if your vehicle is equipped with PSE by taking a look at your center console. If your console has a button on it with an "exhaust tip" icon (see photo), then your vehicle is equipped with PSE, and you should select the PSE option when adding this product to your cart. If you do not see this button, the your vehicle does not have PSE and you should select the standard exhaust option when checking out.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912PSECB
9P1254450A
9P1254450AX
9P1254400A
9P1254400AX

The product you are viewing cross references to these numbers
Best Price
FSPOR9912TCB
Product Information
Product Information
Fabspeed Exhaust Catbypass Pipes.

fabspeed

Increase exhaust flow from the headers to the mufflers and improving power and sound by removing the bulky and restrictive factory catalytic converter.

FEATURES:
Fits all 991.2 Turbo vehicles (2017+)
• Fabspeed's Catbypass Pipes replace the restrictive factory catalytic converters with much less restrictive straight-through pipes for maximum flow and performance
• Noticeable increase in power and improved throttle response
• Saves 10 lbs in the rear of the vehicle versus the bulky factory catalytic converters
• Adds aggressive exhaust note for high performance sound
• Constructed from high-quality 14-16 gauge C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability
• Direct bolt-on replacement
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912TCB
99711300930
997113009AX
99711301030
997113010AX

The product you are viewing cross references to these numbers
Best Product
3606009140
Product Information
Product Information
Exhaust Muffler / Sport Switchable Race Exhaust System in Titanium DesignTek. With Cat bypass pipes.

Fits:
Porsche 991.2 3.0L cars without switchable exhaust system (PSE)

High quality titanium exhaust system for the Porsche 991.2. Manifold back exhaust that includes Catalytic converter bypass and tailpipes.

The silencers in this exhaust are linked to one another, creating a greater balance between the two silencers which improves flow, performance and provides a sports sound. It is a performance exhaust with a louder note and boasts significant power gains over OE system. This is race / offroad use only.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.
Best Price
FSPOR9912TSC
Product Information
Product Information
Fabspeed Exhaust Sport Catalytic Converters.

fabspeed


High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters.

FEATURES:
Fits all 991.2 Turbo vehicles (2017+)
• Improves power and throttle response while decreasing back pressure
• High flow sport race cat for maximum flow and power.
• Constructed from high-quality 14-16 gauge T304L stainless steel for optimum flow and maximum durability
• Includes intergrated O2 sensor bung for fuel-injected cars
• Direct replacement bolt-on for stock cat or catbypass pipe

NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912TSC
99711300930
97113009AX
9711301030
97113010AX

The product you are viewing cross references to these numbers
Best Price
FSPOR9912SC
Product Information
Product Information
Fabspeed Exhaust Sport Cats (for Base).

fabspeed

High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters.

FEATURES:
Fits: all Porsche 991.2 Carrera base models equipped with standard exhaust; does not fit with PSE (2016+); only fits S models as part of a complete exhaust package.
• Improves power and throttle response while decreasing back pressure
• Designed with high flowing German imported 200-cell HJS catalysts for the ideal blend of performance and efficiency
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes integrated O2 sensor bungs
• Direct replacement bolt-on for stock cat or Catbypass Pipes
• Fabspeed performance products are backed by Fabspeed's Limited Lifetime Warranty

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912SC
9P1254400
9P1254400X
9P1254450
9P1254450X

The product you are viewing cross references to these numbers
Best Price
FSPOR9912PSESC
Product Information
Product Information
Fabspeed Exhaust Sport Cats (for PSE).

fabspeed

High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters

FEATURES:
Fits all Porsche 991.2 Carrera (3.0L Twin Turbo) models (2017+) equipped with Porsche Sport Exhaust (PSE)
• Improves power and throttle response while decreasing back pressure
• Designed with high flowing German imported 200-cell HJS catalysts for the ideal blend of performance and efficiency
• Optimized for maximum performance with NO catalyst generated check engine light, guaranteed
• Constructed from high-quality .065" thick T304L stainless steel for optimum flow and maximum durability 
• Designed and built in-house at Fabspeed in our full precision machine shop
• Includes integrated O2 sensor bungs
• Direct replacement bolt-on for stock cat or Catbypass Pipes
• If your vehicle is equipped with a GPF Filter, please contact us prior to purchasing

NOTE: Fabspeed's 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California

DOES MY CAR HAVE "PSE"?


The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches. You can quickly and easily determine if your vehicle is equipped with PSE by taking a look at your center console. If your console has a button on it with an "exhaust tip" icon (see photo), then your vehicle is equipped with PSE, and you should select the PSE option when adding this product to your cart. If you do not see this button, the your vehicle does not have PSE and you should select the standard exhaust option when checking out.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR9912PSESC
9P1254450A
9P1254450AX
9P1254400A
9P1254400AX

The product you are viewing cross references to these numbers
Best Product
3606309105
Product Information
Product Information
Headers with 300 Cell Race Cats

designtek

High quality T304 Stainless steel equal length primary tubes. C.N.C. mandrel bent.

Designed for maximum flow and no restriction.

Reduced back pressure and better scavenging. More torque and horsepower across the RPM band.

Fits:
Porsche 991 GT3 3.8L 476 Bhp 2013 - 2017 (A175 engine)
Porsche 991 GT3 RS 4.0L 507 Bhp 2013 - 2017 (A175 engine)
Porsche 911 R 4.0L 507Bhp 2014-2017 (A176 engine)

Please note: This will not fit cars:
- with engine codes DNSA / DNSB - 4.0L with 520 Bhp
- released after 06/2017 with engine codes DGG / DGGA / DGGB

Please note: These sport cats will make your car sound louder than with stock cats. If you have ,or intend to install sport silencers, you may find the car is a bit loo loud. We recommend to use one sport exhaust component if you are concerned about decibel levels.

NOTE: Sports catalytic converters and bypass pipes do not have type approval and are not legally permitted for use on vehicles manufactured after 1st March 2001 in the United Kingdom. They are not MOT compliant and must not be used on public roads. These components are intended for race and track use only. If you are located outside the UK, please consult your local laws and regulations to ensure compliance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

3606309105
9A111302190
9A1113021CX
9A111302191
9A1113021AX
9A111302290
9A1113022CX
9A111302291
9A1113022AX

The product you are viewing cross references to these numbers
DISPLAYING 1 to 16 (of 30 products)
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About Catalyst / Bypass

Title: Porsche Exhaust Catalyst and Bypass Sports Catalyst: Technical Specifications and Benefits

Key Points:

Enhanced Performance: Upgrading your Porsche's exhaust catalyst or opting for a bypass sports catalyst can significantly improve performance by increasing horsepower and torque output. These aftermarket options are designed to optimize exhaust flow, resulting in improved engine efficiency and throttle response.

Enhanced Sound: An original Porsche or aftermarket exhaust catalyst can enhance the auditory experience of your vehicle. They offer a deeper, more aggressive exhaust note, providing a sportier sound that complements the performance-oriented nature of a Porsche.

Compliance with Emissions Standards: When purchasing an exhaust catalyst, it is crucial to consider its compliance with local emissions regulations. Porsche exhaust catalysts are engineered to meet strict emissions standards, ensuring that your vehicle remains environmentally friendly while delivering enhanced performance.

Quality and Durability: Original Porsche exhaust catalysts are manufactured to the highest standards, ensuring exceptional quality and durability. Aftermarket options from reputable brands also offer similar reliability, providing a long-lasting solution for your Porsche's exhaust system.

Easy Installation: Both original Porsche and aftermarket exhaust catalysts are designed to be direct replacements, making installation relatively straightforward. However, it is essential to follow the manufacturer's instructions or seek professional assistance to ensure proper fitment and optimal performance.

At Design911, we understand the importance of finding the correct part for your Porsche and providing the best professional advice. Our dedicated team of experts specializes in Porsche parts and accessories, including exhaust catalysts. With our extensive knowledge and experience, we can assist you in finding the right exhaust catalyst or bypass sports catalyst for your Porsche model, taking into account your specific requirements and local regulations. We are committed to delivering top-quality products and ensuring customer satisfaction. Contact us today for personalized assistance and an enhanced driving experience with your Porsche.

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